- Company number
- NI678110
- Incorporated
- 6 Apr 20215 years trading
- Registered office
- 46 Hill Street, Belfast, BT1 2LB
- Nature of business
- Construction of domestic buildings
Dun Contracts Ltd is a 5-year-old private limited company registered in Belfast, company number NI678110, one of 213 building contractors in Belfast. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets unchanged on the year before, at £100.
- Net assets rose in 0 of 3 year-on-year comparisons on record.
- Current assets of £88K against £88K owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £100 | £88K | £88K | 0 | |
| 31 Mar 2024 | £100 | £88K | £88K | 0 | |
| 31 Mar 2023 | £100 | £88K | £88K | 0 | |
| 31 Mar 2022 | £100 | £88K | £88K | 0 |
Where Dun Contracts Ltd is registered
The registered office is in Belfast (BT1), in the Belfast local authority area, Northern Ireland. Show BT1 2LB on a map.
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- Geohac LimitedGroundworks and demolition
- XM Vehicle Solutions LimitedMotor traders
- Shine Renewables NI LimitedElectricians
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Also registered at this address
17 other companies use the same registered office as Dun Contracts Ltd.
- Atommm LtdSpecialist contractors
- Ballynure Developments LimitedProperty developers
- Beechview Developments LimitedBuilders
- Best Maintenance Services LtdProperty developers
- Clarke Housing Group LtdPlasterers
- Coolhaven Developments LtdFinishing trades
- D McKay Construction LimitedBuilders
- Glenview Contracts N. Ireland LimitedBuilders
- JMC Property Developments LimitedProperty developers
- Lilley Workspace Solutions LtdFloor and wall tilers
- N & A Construction LtdBuilders
- Nuport Construction LimitedBuilders
- Nuport Developments LtdBuilders
- Nuport Homes LtdBuilders
- Nuport L & R LtdBuilders
- Orrson Homes LtdBuilders
- Scottsboro LimitedBuilders
What happens if Dun Contracts Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- NI678110
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 April 2021 (5 years ago)
- Registered office
- 46 Hill Street, Belfast, BT1 2LB
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 5 April 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Belfast
Other active building contractors registered in Belfast.
- Dunlop Hegarty Developments Limited2021
- E Flynn Building Contractors Ltd2017
- Eastonville Limited2009
- Ecobuild Design & Construction Ltd2024
- Edward (NI) Limited2013
- Elite Bathroom Solutions Limited2019
- F.M. Stewart & Associates Limited2005
- Fortfield Motors (Carrickfergus) Limited1975
All building contractors in Belfast · All trades in Belfast · Builders across the UK
Frequently asked questions
When are Dun Contracts Ltd's accounts due?
Dun Contracts Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Dun Contracts Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Dun Contracts Ltd still trading?
Dun Contracts Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Dun Contracts Ltd do?
Dun Contracts Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Dun Contracts Ltd?
Dun Contracts Ltd was incorporated on 6 April 2021, 5 years ago.
What is the penalty if Dun Contracts Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Dun Contracts Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.